R. Umarani X-Radiography of Seeds - New Delhi Associated Publishing Company 2001 - 52p R. Umarani; A. Venkatesh & K. Vanangamudi: X-Radiography of Seeds. New Delhi. Associated Publishing Company, 2001. 81-85211-50-7 Rs. 190.00--(631.521UMA) ENGLISH ISBN: 81-85211-50-7 Dewey Class. No.: 631.521 / UMA